setting total_prio to 0 when task is done

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>

core/src/main/java/de/srsoftware/umbrella/core/model/Task.java

@@ -240,6 +240,7 @@ public class Task implements Mappable {
 	}
 
 	private int totalPrio() {
+		if (status >= Status.COMPLETE.code()) return 0; // task is done, do no longer highlight
 		if (dueDate == null) return priority;
 		var diff = (int) (dueDate.toEpochDay()-LocalDate.now().toEpochDay());
 		if (diff <= 0) return priority + 100; // due date has passed